Review Length of Arc, Tangents, Circles, Segments, Chords

What is the formula to use when solving for a segment length of intersecting chords in a circle?

• ab=cd

• a(a+b)=c(c+d)

• a+b=c+d

Solve for angle "x" in degrees. (Hint: Intersecting Exterior Secants- Finding Arcs and Angles)

• 60

• 55

• 115

• 87

What is the formula to use when solving for arcs/angles in circles with intersecting chords?

Find the measure of the missing angle in degrees. (Hint: Intersecting Chords)

• 79

• 57

• 22

• 83

The polygon circumscribes a circle. What is the perimeter of the polygon?

• 140

• 45

• 70

• 190

Which of the following represents a tangent?

• line XM

• point X

• segment AC

• line AC

Which of the following represents a major arc? *Check all that apply*

• arc ACE

• arc ABC

• arc BCE

• arc EA

• A
• B
• C
• D

Find the m∠2.

Mathematical Equivalence

ON

• A
• B
• C
• D